Originally Posted by kam327
Problem with them is they don't explain the test conditions, most importantly speed.
Yup... one time I had 48mpg at about 65mph right after I put on my LRR winter tires with my aero hubcaps. I was so happy - then realized there was a 15mph tailwind.
But I'm still averaging 37mpg, so I can't complain.
2012 FF Ti HB Kona Blue, Built 5/24/2011, 401A + Ti Handling Package, Parking Technology Package, Winter Package, Moonroof, and MFT w/NAV at v3.6 100k miles and counting...